Inventor
Chitra K. Ratnayake
Inventor
Yorba Linda, CA, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties46%
Y10TTechnical subjects covered by former us classification23%
B01DSeparation8%
C07CAcyclic or carbocyclic compounds8%
C07KPeptides8%
H01JElectric discharge tubes or discharge lamps8%
PatentTitleYear
9,927,396'Capillary electrophoresis-electrospray ionization-mass spectrometry system'20188,182,730'Method for forming a concentrating device'20127,857,955'Coated capillary electrophoresis tubes and system'20107,381,317'Methods and compositions for capillary electrophoresis (CE)'20086,923,895'Coated capillary electrophoresis tubes and system'20056,465,692'Reagents for preparing a sample containing biomolecular analytes for capillary electrophoretic separation and methods for making the reagents'20026,294,064'Method and reagent for suppressing the injection of nucleic acid sequencing template into micro-bore capillary during DNA separation with capillary electrophoresis'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2018Patents assigned to BECKMAN COULTER INC (6)· patent assignee history
2001–2018Based in Yorba Linda, CA, US· patent location history
2012Patents assigned to HENRY MICHAEL PAUL (1)· patent assignee history
2012Patents assigned to RATNAYAKE CHITRA KUMARI (1)· patent assignee history
2018Patents assigned to DH TECHNOLOGIES DEV PTE LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BECKMAN COULTER INC | 6 | 2001–2018 |
| DH TECHNOLOGIES DEV PTE LTD | 1 | 2018 |
| HENRY MICHAEL PAUL | 1 | 2012 |
| RATNAYAKE CHITRA KUMARIself | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yorba Linda, California, US | 7 | 2001–2018 |